BB20

BB20 (BPC-157 + TB-500) is a dual-peptide research formulation developed to support studies in tissue repair, musculoskeletal recovery, and regenerative signaling. The combination brings together two well-studied peptides with complementary mechanisms that act on angiogenesis, cellular migration, and extracellular matrix remodeling[1][6].

BPC-157 (Body Protection Compound) is a synthetic peptide derived from a naturally occurring gastric protein. It has been extensively studied for its role in tendon-to-bone healing, ligament and muscle repair, gastrointestinal integrity, angiogenesis, and modulation of inflammatory pathways[2][4].

TB-500 (Thymosin Beta-4 fragment) is a synthetic version of the active region of thymosin beta-4, a peptide involved in actin regulation, cell migration, and tissue regeneration. Research has focused on its effects in muscle recovery, wound healing, and connective tissue repair, particularly in injury and recovery models[3][5].

Together, BB20 is explored in research contexts aiming to enhance soft-tissue regeneration, recovery from musculoskeletal stress, and overall cellular repair, without direct hormonal or anabolic activity.

Administration (research setting):
Commonly studied via subcutaneous injection, depending on protocol design and target tissue.

Reconstitution:
Add 4.0 mL bacteriostatic water → 5 mg/mL total peptide concentration (≈5000 mcg/mL combined).

Typical research ranges:

• BPC-157: 250–500 mcg per administration

• TB-500: 250–1000 mcg per administration
  (used together or staged according to experimental objectives)[2][3]

Measurement guide:
At 5 mg/mL, 1 unit on a U-100 insulin syringe (0.01 mL) ≈ 50 mcg, enabling accurate and reproducible measurements.

Storage:
Lyophilized vial: store frozen at −20 °C (−4 °F).
After reconstitution: refrigerate at 2–8 °C (35.6–46.4 °F).
Avoid repeated freeze–thaw cycles to preserve peptide stability and bioactivity.